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operating line 工作線,操作線。

operating room

Tariffs applicable to specified operating lines , specified goods and provisional operating lines of the state railways shall be worked out by the competent department in charge of railways under the state council by agreement with the competent department in charge of prices under the state council 國家鐵路的特定運營線的運價率、特定貨物的運價率和臨時運營線的運價率,由國務院鐵路主管部門商得國務院物價主管部門同意后規定。

Chengyu science limited company will continue to operating lines of chengyu group : introducing new technology , using new craft , exploring new area , taking quality as life , regarding customers as god 公司經營方針:引進新技術,采用新工藝,開拓新產品,探索新領域,以質量為生命,視客戶為上帝。